Home / 7,515,246,389.02-10,371,064,250.55-4,173,744,671.39

Finding the Fourth Proportional to 7,515,246,389.02, 10,371,064,250.55 and 4,173,744,671.39

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Solution

The fourth proportional to 7,515,246,389.02, 10,371,064,250.55 and 4,173,744,671.39 is: 5,759,781,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515,246,389.02 : 10,371,064,250.55 = 4,173,744,671.39 : x
  2. Step 2: Convert to fraction form
    7,515,246,389.02/10,371,064,250.55 = 4,173,744,671.39/x
  3. Step 3: Cross multiply
    7,515,246,389.02x = 10,371,064,250.55 × 4,173,744,671.39
  4. Step 4: Simplify right side
    7,515,246,389.02x = 43,286,174,152,417,976,320
  5. Step 5: Solve for x
    x = 43,286,174,152,417,976,320/7,515,246,389.02
  6. Step 6: Final answer
    x = 5,759,781,105.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.